raffinose

American  

[raf-uh-nohs] / ˈræf əˌnoʊs /

noun

Biochemistry.

1. a colorless, crystalline trisaccharide, C 1 8 H 3 2 O 1 6 ⋅5H 2 O, with little or no sweetness, occurring in the sugar beet, cottonseed, etc., and breaking down to fructose, glucose, and galactose on hydrolysis.

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raffinose British  

/ -ˌnəʊs, ˈræfɪˌnəʊz /

noun

1. biochem a trisaccharide of fructose, glucose, and galactose that occurs in sugar beet, cotton seed, certain cereals, etc. Formula: C 18 H 32 O 16

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raffinose Scientific  

/ răf′ə-nōs′ /

1. A white crystalline sugar obtained from cottonseed meal, sugar beets, and molasses. Raffinose is an oligosaccharide, consisting of three simple sugars (fructose, galactose, and glucose) linked together. Chemical formula: C ₁₈ H ₃₂ O ₁₆ .

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Etymology

Origin of raffinose

1875–80; < French raffin ( er ) to refine ( raffinate ) + -ose ²

Example Sentences

A new method for the analysis of saccharose and raffinose, when in the presence of inverted sugar, is said to give accurate results.

From Scientific American Supplement, No. 832, December 12, 1891 by Various

Chemically identical with the raffinose extracted from molasses and the gossypose extracted from cotton-seeds.

From Austral English A dictionary of Australasian words, phrases and usages with those aboriginal-Australian and Maori words which have become incorporated in the language, and the commoner scientific words that have had their origin in Australasia by Morris, Edward Ellis

For example, the sugar beet always stores up sucrose in its roots, although under abnormal conditions considerable quantities of raffinose are developed.

From The Chemistry of Plant Life by Thatcher, Roscoe Wilfred

The hydrolysis of raffinose presents several interesting possibilities.

From The Chemistry of Plant Life by Thatcher, Roscoe Wilfred

It is also one of the constituents of raffinose, a trisaccharide sugar found in plants, and occurs as "galactans" in many gums and sea-weeds.

From The Chemistry of Plant Life by Thatcher, Roscoe Wilfred